EXTERNAL CHARACTERS AND HABITS 93
and Chimpanzees. The hand is shorter than the foot as in Man and the Orang, but it is longer than the foot in the Gibbons and Chimpanzees.
The head is large and broad, with a receding brow and chin; and the ears, which are very human in
FIG. 17.—Young Gorilla ((Gorilla gorilla}.
appearance, are more or less concealed in the thick hair which clothes the sides of the head. The supra-orbital crests are very strongly developed, and overhang the deeply-set eyes like penthouses. The nose has a long bridge, and it is specially characterized by very thick